| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 2370.0 | USD | 20180301 |
| Unknown | China national standards | MT | 2360.0 | USD | 20180301 |
| Unknown | China national standards | MT | 15680.0 | USD | 20180223 |
| Unknown | China national standards | MT | 2380.0 | USD | 20180223 |
| Unknown | China national standards | MT | 15720.0 | USD | 20180222 |
| Unknown | China national standards | MT | 15300.0 | USD | 20180222 |
| Unknown | China national standards | MT | 7530.0 | USD | 20180221 |
| Unknown | China national standards | MT | 15400.0 | USD | 20180221 |
| Unknown | China national standards | MT | 15540.0 | USD | 20180220 |
| Unknown | China national standards | MT | 2450.0 | USD | 20180220 |